Space Travel

View of the Space Needle and the Century 21 Exposition fairgrounds in Seattle in 1962

The Rise and Fall of World's Fairs

Sixty years after Seattle's Century 21 Exposition, world's fairs have largely fallen out of fashion in the U.S.

Karen Nyberg, a retired NASA astronaut, is launching a new fabric line inspired by her time in space. 

Retired Astronaut Launches a Fabric Line Inspired by Her Views of Earth From Space

Karen Nyberg's two missions to the International Space Station over her 30-year career with NASA fueled her creativity as an artist

The lunar dust collected by Neil Armstrong as part of the 1969 Apollo 11 mission in will be auctioned off with a number of space-related items, and is expected to fetch between $800,000 and $1.2 million at auction

Apollo 11 Moon Dust Samples Go Up for Auction Against NASA's Wishes

Auction house Bonhams is expecting around $1 million

It’s shocking how many everyday inventions we use without acknowledging the inventors that helped bring them to us.

Five Women Inventors You Didn't Learn About in History Class

These innovators pioneered word processing, launched Americans into space and more

Pluto's icy volcanic region, with possible past eruptions marked in blue.

Pluto's Hidden Ice Volcanoes Hint at the Possibility of Life

The discovery suggests the dwarf planet may be harboring a subsurface liquid ocean

Researchers chose to focus on lettuce because the plant has been grown numerous times aboard the International Space Station and would provide a way for astronauts to eat fresh greens besides only canned and freeze-dried foods.  

Genetically Modified Lettuce May One Day Help Space Travelers Fight Bone Loss

The vegetable could provide fresh leafy greens to astronauts' diet while providing a new way to transport and consume medications in the cosmos

Russia has dismissed the idea that their cosmonauts’ bold wardrobe colors have anything to do with Ukraine.

Russian Cosmonauts Board Space Station Wearing Blue and Yellow

Roscosmos denies color choice was a show of support for Ukraine

Russia controls aspects of the ISS's propulsion control systems that keep it in place and from falling towards Earth. The space station started out as a partnership between the United States and Russia.

How Sanctions on Russia Affect International Space Programs

Roscosmos is severing ties with global partners in response to restrictions

The artificial skin samples will sit in a custom device with a nutrient-filled liquid medium while they orbit in space aboard the ISS.

Scientists Will Study the Effects of Microgravity on Skin at the International Space Station

The experiment, using engineered skin samples, could lead to better skin care products

An illustration of the six-wheeled rover, which has a drill and onboard instruments to sample and analyze the Martian surface. 

Europe's Mars Rover Unlikely to Launch in 2022 Due to Russian Invasion

The robot designed to search for traces of life on the Red Planet was originally scheduled to ride a Russian rocket into to space this fall

Scans of the astronaut's neural networks were taken before they blasted off into space, as soon as they landed safely back home, and some cosmonauts had an additional brain scan seven months after their return to Earth. (Pictured: Astronaut Bruce McCandless II during an untethered spacewalk in 1984)  

Long-Term Space Travel May 'Rewire' Astronauts' Brains

The changes may help the organ adapt to microgravity, but they seem to persist for several months after returning to Earth

This Bushnell telescope allowed Sally Ride to gaze at her favorite constellation, Orion, and envision her future as an astronaut. 

How the Smithsonian Is Honoring Remarkable American Women

From a series of coins to a museum in the making, their groundbreaking achievements gain new visibility

One reader wonders if European modernists thought of the American painter Georgia O’Keeffe as a remarkable artist.  

Was Georgia O'Keeffe's Genius Appreciated Outside of America? And More Questions From Our Readers

You've got questions. We've got experts.

SpaceX’s Falcon 9 rocket lifted off Feb. 3, 2022 carrying a batch of 49 Starlink satellites.

Solar Storm Knocks 40 SpaceX Satellites Out of Orbit

A solar outburst is increasing atmospheric drag and pulling the satellites back down to Earth

The football field-length International Space Station photographed by Expedition 56 crew members on Oct. 4, 2018.

NASA Plans to Crash the International Space Station Into the Ocean in 2031

The ISS will join other decommissioned spacecraft on the seafloor at Point Nemo, the farthest point from land in the Pacific

The SpaceX Falcon 9 rocket launched from Cape Canaveral in Florida in 2015

A Chunk of a SpaceX Rocket Is Going to Slam Into the Moon

After a chaotic orbit of 7 years, the Falcon 9 booster is predicted to crash into the lunar surface this March

The first-ever archaeology experiment in space is being conducted on the International Space Station.

First-Ever Archaeological Project Studies How Astronauts Adapt to Their Environments

Researchers on Earth, partnering with those on the International Space Station, are taking a novel approach to understanding the ways humans live in space

NASA astronaut Tim Kopra (left) performs blood draw on European Space Agency (ESA) astronaut Tim Peake for the recent study.

Space Is Destroying Astronauts' Red Blood Cells

The discovery could complicate long-term space travel, including future Mars missions

A 1930s couple rings in the new year with party blowers and streamers. New Year's Eve celebrations only began incorporating countdowns decades later, with the first crowd countdown in Times Square taking place in 1979.

Why Do We Count Down to the New Year?

A historian traces the tradition's links to space travel, the Doomsday Clock and Alfred Hitchcock

A CT scan of the spiral intestine of a Pacific spiny dogfish shark (Squalus suckleyi). The organ begins on the left and ends on the right.

Ten Scientific Discoveries From 2021 That May Lead to New Inventions

From nanobots to cancer treatments, nature inspires a wide variety of innovations

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